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(mess) pasogo: screen size and color guess (nw)

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cracyc 2015-03-02 21:22:39 -06:00
parent a6890cb916
commit 7036f421ea
1 changed files with 20 additions and 66 deletions
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86
src/mess/drivers/pasogo.c
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@ -465,80 +465,34 @@ PORT_START("JOY")
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_OTHER) PORT_NAME("b") PORT_CODE(KEYCODE_B)
INPUT_PORTS_END
static const unsigned char pasogo_palette[][3] =
{
{ 0, 0, 0 },
{ 45,45,43 },
{ 130, 159, 166 },
{ 255,255,255 }
};
PALETTE_INIT_MEMBER(pasogo_state, pasogo)
{
int i;
for ( i = 0; i < ARRAY_LENGTH(pasogo_palette); i++ )
{
palette.set_pen_color(i, pasogo_palette[i][0], pasogo_palette[i][1], pasogo_palette[i][2]);
}
palette.set_pen_color(0, rgb_t(160, 190, 170));
palette.set_pen_color(1, rgb_t(40, 50, 70));
}
UINT32 pasogo_state::screen_update_pasogo(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
//static int width = -1, height = -1;
UINT8 *rom = (UINT8 *)m_vram.target();
static const UINT16 c[] = { 3, 0 };
int x,y;
// plot_box(bitmap, 0, 0, 64/*bitmap.width*/, bitmap.height, 0);
int w = 640;
int h = 240;
if (0)
UINT8 *vram = (UINT8 *)m_vram.target();
int x, y;
for (y=0; y<240; y++)
{
w = 320;
h = 240;
for (y=0; y<h; y++)
for (x=0; x<(320/8); x++)
{
for (x=0; x<w; x+=4)
{
int a = (y & 1) * 0x2000;
UINT8 d = rom[a + (y & ~1) * 80/2 + x/4];
UINT16 *line = &bitmap.pix16(y, x);
*line++ = (d >> 6) & 3;
*line++ = (d >> 4) & 3;
*line++ = (d >> 2) & 3;
*line++ = (d >> 0) & 3;
}
int a = (y & 3) * 0x2000;
UINT8 d1 = vram[a + (y >> 2) * 80 + x];
UINT16 *line = &bitmap.pix16(y, x << 3);
*line++ = ((d1 >> 7) & 1);
*line++ = ((d1 >> 6) & 1);
*line++ = ((d1 >> 5) & 1);
*line++ = ((d1 >> 4) & 1);
*line++ = ((d1 >> 3) & 1);
*line++ = ((d1 >> 2) & 1);
*line++ = ((d1 >> 1) & 1);
*line++ = ((d1 >> 0) & 1);
}
}
else
{
for (y=0; y<h; y++)
{
for (x=0; x<w; x+=8)
{
int a = (y & 3) * 0x2000;
UINT8 d = rom[a + (y & ~3) * 80/4 + x/8];
UINT16 *line = &bitmap.pix16(y, x);
*line++ = c[(d >> 7) & 1];
*line++ = c[(d >> 6) & 1];
*line++ = c[(d >> 5) & 1];
*line++ = c[(d >> 4) & 1];
*line++ = c[(d >> 3) & 1];
*line++ = c[(d >> 2) & 1];
*line++ = c[(d >> 1) & 1];
*line++ = c[(d >> 0) & 1];
}
}
}
#if 0
if (w!=width || h!=height)
{
width = w; height = h;
// machine().first_screen()->set_visible_area(0, width - 1, 0, height - 1);
screen.set_visible_area(0, width - 1, 0, height - 1);
}
#endif
return 0;
}
@ -582,11 +536,11 @@ static MACHINE_CONFIG_START( pasogo, pasogo_state )
// The carts use vg230 specific registers and mostly ignore the mc6845.
MCFG_SCREEN_ADD("screen", LCD)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_SIZE(640, 400)
MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 400-1)
MCFG_SCREEN_SIZE(320, 240)
MCFG_SCREEN_VISIBLE_AREA(0, 320-1, 0, 240-1)
MCFG_SCREEN_UPDATE_DRIVER(pasogo_state, screen_update_pasogo)
MCFG_SCREEN_PALETTE("palette")
MCFG_PALETTE_ADD("palette", ARRAY_LENGTH(pasogo_palette))
MCFG_PALETTE_ADD("palette", 2)
MCFG_PALETTE_INIT_OWNER(pasogo_state, pasogo)
MCFG_GENERIC_CARTSLOT_ADD("cartslot", generic_plain_slot, "pasogo_cart")